CATEngine Parts

245-4622 Aftercooler — Cat 3512

This is an aftercooler, a heat exchanger that cools the compressed air exiting the turbocharger before it enters the engine cylinders. By lowering the intake air temperature, it increases air density, allowing for more efficient combustion and improved engine power output. This unit is built to OEM standards, ensuring optimal thermal transfer and durability, unlike a clogged or leaking aftercooler which would show signs of corrosion or reduced cooling capacity. Operators may notice a significant loss of engine power, increased exhaust gas temperatures, or visible coolant leaks if the aftercooler fails.

Aftercooler – Part No 245-4622 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

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Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeEngine Aftercooler (Charge Air Cooler)
MaterialAluminum, steel
ApplicationEngine intake air cooling system
Service LifeReplace based on inspection and performance testing
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

A gradual reduction in engine power and increased exhaust smoke are early indicators of an aftercooler issue. If the problem persists, the engine may overheat, and coolant may be found in the intake or exhaust system. Failure can lead to reduced engine efficiency and potential internal component damage due to high temperatures.

Installation Tip

Thoroughly clean the mounting surfaces and ensure all sealing gaskets are correctly positioned and free of damage. Do not use excessive force when connecting hoses, as this can damage the aftercooler's ports.

Service Note

Inspect the turbocharger, intake manifold, and all associated piping and hoses for leaks or damage.